Telephone Area 520. Page 1.
Prefix: +1520
This prefix is distributed within the state Arizona
The largest city in the region is Tucson
Time Zone: Mountain
Winter time: UTC-7
Summer time: UTC-6
Below on the map, there is indicated the largest city in the telephone area +1-520-...-.... Arizona Tucson.
Phone numbers +1-520-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| Qwest Corporation | Pima | Tucson, AZ | +1-520299-SSSS |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520300-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520301-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520302-SSSS | |
| Ymax Communications Corp. | Tucson, AZ | +1-520303-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Pima | Tucson, AZ | +1-520304-SSSS |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520305-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520306-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520307-SSSS |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520308-SSSS | |
| New Cingular Wireless PCS | Pima | Tucson, AZ | +1-520309-SSSS |
| Cellco Partnership DBA Verizon Wireless | Coconino | Tucson, AZ | +1-520310-SSSS |
| Leap Wireless Intl DBA Cricket Comm | Pima | Tucson, AZ | +1-520312-SSSS |
| T-mobile Usa | Santa Cruz | Nogales, AZ | +1-520313-SSSS |
| Level 3 Communications | Tucson, AZ | +1-520314-SSSS | |
| Gila River Telecomm | Maricopa | Chandler, AZ | +1-520315-SSSS |
| Qwest Corporation | Pinal | Casa Grande, AZ | +1-520316-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520318-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520319-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520320-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520321-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520322-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520323-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520324-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520325-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520326-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520327-SSSS |
| Teleport Communications Group - Phoenix | Tucson, AZ | +1-520329-SSSS | |
| T-mobile Usa | Pima | Tucson, AZ | +1-520331-SSSS |
| Xo Arizona | Tucson, AZ | +1-520333-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520334-SSSS | |
| Cox Arizona Telcom | Tucson, AZ | +1-520335-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520336-SSSS | |
| Level 3 Communications | Willcox, AZ | +1-520337-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520339-SSSS | |
| Nogales, AZ | +1-520340-SSSS | ||
| 360networks (usa) Inc. | Tucson, AZ | +1-520342-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Miami, AZ | +1-520343-SSSS | |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520344-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520349-SSSS |
| Gila Local Exchange Carrier | Chandler, AZ | +1-520350-SSSS | |
| Xspedius Manangement Co. Switched Services Az | Pima | Tucson, AZ | +1-520351-SSSS |
| Mountain Telecommunications - Clec | Maricopa | Scottsdale, AZ | +1-520352-SSSS |
| Qwest Corporation | Gila | Hayden, AZ | +1-520356-SSSS |
| Qwest Corporation | Gila | Dudleyville, AZ | +1-520357-SSSS |
| Leap Wireless Intl DBA Cricket Comm | Pima | Tucson, AZ | +1-520358-SSSS |
| New Cingular Wireless PCS | Pima | Tucson, AZ | +1-520360-SSSS |
| Tohono O'odham Utility Authority | Pima | Sells, AZ | +1-520361-SSSS |
| Tohono O'odham Utility Authority | Pima | Ajo, AZ | +1-520362-SSSS |
| Qwest Corporation | Pinal | Kearny, AZ | +1-520363-SSSS |
| Qwest Corporation | Cochise | Douglas, AZ | +1-520364-SSSS |
| Qwest Corporation | Cochise | Hereford, AZ | +1-520366-SSSS |
| Qwest Corporation | Douglas, AZ | +1-520368-SSSS | |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520370-SSSS |
| Sprint Spectrum L.p. | Pinal | Casa Grande, AZ | +1-520371-SSSS |
| Qwest Corporation | Pinal | Casa Grande, AZ | +1-520374-SSSS |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520375-SSSS |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520377-SSSS |
| Qwest Corporation | Cochise | Sierra Vista, AZ | +1-520378-SSSS |
| Mountain Telecommunications - Clec | Maricopa | Scottsdale, AZ | +1-520381-SSSS |
| Xspedius Manangement Co. Switched Services Az | Pima | Tucson, AZ | +1-520382-SSSS |
| Tohono O'odham Utility Authority | Pima | Sells, AZ | +1-520383-SSSS |
| Qwest Corporation | Cochise | Willcox, AZ | +1-520384-SSSS |
| Qwest Corporation | Pinal | San Manuel, AZ | +1-520385-SSSS |
| Table Top Telephone Co. | Pima | Ajo, AZ | +1-520387-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520388-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520390-SSSS |
| Mountain Telecommunications - Clec | Maricopa | Scottsdale, AZ | +1-520391-SSSS |
| Leap Wireless Intl DBA Cricket Comm | Tucson, AZ | +1-520392-SSSS | |
| Qwest Corporation | Pima | Green Valley, AZ | +1-520393-SSSS |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520394-SSSS |
| Comcast Phone Of Arizona | Marana, AZ | +1-520395-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520396-SSSS | |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520397-SSSS |
| Qwest Corporation | Santa Cruz | Tubac, AZ | +1-520398-SSSS |
| Qwest Corporation | Pima | Green Valley, AZ | +1-520399-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520400-SSSS |
| Sprint Spectrum L.p. | Pima | Tucson, AZ | +1-520401-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520403-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520404-SSSS |
